From: Chris Ball <cjb@laptop.org>
To: Andrei Warkentin <andreiw@motorola.com>
Cc: linux-mmc@vger.kernel.org, arindam.nath@amd.com
Subject: Re: CMD23 plumbing and support patchset.
Date: Wed, 20 Apr 2011 21:44:53 -0400 [thread overview]
Message-ID: <m3pqogbcoa.fsf@pullcord.laptop.org> (raw)
In-Reply-To: <1302950458-1969-1-git-send-email-andreiw@motorola.com> (Andrei Warkentin's message of "Sat, 16 Apr 2011 05:40:53 -0500")
Hi,
On Sat, Apr 16 2011, Andrei Warkentin wrote:
> This is the third version of the CMD23 plumbing and host driver support
> patch set.
>
> Changes:
> 1) CMD23 support (used for features such as reliable writes) is decoupled
> from general multiblock trans through use of a quirk for affected cards.
> 2) Newer Sandisk MMC products are whitelisted along with some known good ones. All other
> MMC products do not use CMD23 for general transfers (seems like safest choice for now).
> SD products unaffected.
Just gave this a try on SEM04G, which is in the whitelist, but didn't
see a performance increase (or decrease). What are you using for a
testcase? I'm a little wary of running mmc_test on it. :)
- Chris.
--
Chris Ball <cjb@laptop.org> <http://printf.net/>
One Laptop Per Child
next prev parent reply other threads:[~2011-04-21 1:40 UTC|newest]
Thread overview: 85+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-14 0:38 SET_BLOCK_COUNT-bounded multiblock transfers Andrei Warkentin
2011-04-14 0:03 ` Andrei Warkentin
2011-04-14 9:05 ` Gao, Yunpeng
2011-04-14 22:58 ` Andrei Warkentin
2011-04-14 23:18 ` Chris Ball
2011-04-15 7:10 ` Andrei Warkentin
2011-04-15 17:29 ` Andrei Warkentin
2011-04-14 0:38 ` [RFC 1/3] MMC: use CMD23 for multiblock transfers when we can Andrei Warkentin
2011-04-14 0:38 ` [RFC 2/3] MMC: Implement MMC_CAP_CMD23 for SDHCI Andrei Warkentin
2011-04-14 0:38 ` [RFC 3/3] MMC: Block CMD23 support for UHS104/SDXC cards Andrei Warkentin
2011-04-15 23:51 ` [patchv2 1/3] MMC: Use CMD23 for multiblock transfers when we can Andrei Warkentin
2011-04-15 23:51 ` [patchv2 2/3] MMC: Implement MMC_CAP_CMD23 for SDHCI Andrei Warkentin
2011-04-15 23:51 ` [patchv2 3/3] MMC: Block CMD23 support for UHS104/SDXC cards Andrei Warkentin
2011-04-16 10:40 ` CMD23 plumbing and support patchset Andrei Warkentin
2011-04-21 1:44 ` Chris Ball [this message]
2011-04-21 6:29 ` Andrei Warkentin
2011-04-21 6:30 ` Andrei Warkentin
2011-04-22 3:53 ` Andrei Warkentin
2011-04-23 2:51 ` Chris Ball
2011-04-26 23:30 ` Andrei Warkentin
2011-04-27 2:10 ` CMD23 plumbing patchset Andrei Warkentin
2011-04-27 2:10 ` [[v4] 1/5] MMC: Add/remove quirks conditional support Andrei Warkentin
2011-04-27 2:10 ` [[v4] 2/5] MMC: Use CMD23 for multiblock transfers when we can Andrei Warkentin
2011-04-27 2:10 ` [[v4] 3/5] MMC: Implement MMC_CAP_CMD23 for SDHCI Andrei Warkentin
2011-04-27 2:10 ` [[v4] 4/5] MMC: Block CMD23 support for UHS104/SDXC cards Andrei Warkentin
2011-04-27 2:10 ` [[v4] 5/5] MMC: SDHCI AutoCMD23 support Andrei Warkentin
2011-04-27 5:49 ` Nath, Arindam
2011-04-27 5:59 ` Andrei Warkentin
2011-04-27 6:02 ` Nath, Arindam
2011-04-27 6:05 ` Andrei Warkentin
2011-04-28 8:34 ` Nath, Arindam
2011-04-28 19:09 ` Andrei Warkentin
2011-04-29 5:34 ` Nath, Arindam
2011-05-19 2:37 ` [[v4] 2/5] MMC: Use CMD23 for multiblock transfers when we can Jaehoon Chung
2011-05-19 17:01 ` Andrei Warkentin
2011-05-20 4:38 ` Jaehoon Chung
[not found] ` <BANLkTik72KgftDWz6aNn=zGDqj1uMpwnYw@mail.gmail.com>
2011-05-20 6:54 ` Andrei Warkentin
2011-05-20 9:05 ` Jaehoon Chung
2011-05-23 12:40 ` Jaehoon Chung
2011-05-23 19:25 ` Andrei Warkentin
2011-05-23 19:33 ` Andrei Warkentin
2011-05-23 19:34 ` Andrei Warkentin
2011-05-23 20:45 ` Andrei Warkentin
2011-05-24 0:07 ` Jaehoon Chung
2011-04-29 23:25 ` CMD23 plumbing patchset Andrei Warkentin
2011-05-19 21:46 ` Andrei Warkentin
2011-05-23 20:06 ` Andrei Warkentin
2011-05-25 2:51 ` Chris Ball
2011-05-23 20:06 ` [v6 1/5] MMC: Add/remove quirks conditional support Andrei Warkentin
2011-05-23 20:06 ` [v6 2/5] MMC: Use CMD23 for multiblock transfers when we can Andrei Warkentin
2011-05-23 20:06 ` [v6 3/5] MMC: Implement MMC_CAP_CMD23 for SDHCI Andrei Warkentin
2011-05-23 20:06 ` [v6 4/5] MMC: Block CMD23 support for UHS104/SDXC cards Andrei Warkentin
2011-05-24 6:01 ` Nath, Arindam
2011-05-23 20:06 ` [v6 5/5] MMC: SDHCI AutoCMD23 support Andrei Warkentin
2011-05-24 23:27 ` Chris Ball
2011-05-25 0:37 ` Andrei Warkentin
2011-05-19 21:46 ` [v5 1/5] MMC: Add/remove quirks conditional support Andrei Warkentin
2011-05-19 21:46 ` [v5 2/5] MMC: Use CMD23 for multiblock transfers when we can Andrei Warkentin
2011-05-20 10:29 ` Jaehoon Chung
2011-05-20 18:12 ` Andrei Warkentin
2011-05-19 21:46 ` [v5 3/5] MMC: Implement MMC_CAP_CMD23 for SDHCI Andrei Warkentin
2011-05-19 21:46 ` [v5 4/5] MMC: Block CMD23 support for UHS104/SDXC cards Andrei Warkentin
2011-05-20 10:38 ` Nath, Arindam
2011-05-20 18:09 ` Andrei Warkentin
2011-05-19 21:46 ` [v5 5/5] MMC: SDHCI AutoCMD23 support Andrei Warkentin
2011-05-20 10:46 ` Nath, Arindam
2011-05-20 18:08 ` Andrei Warkentin
2011-04-16 10:40 ` [patchv3 1/5] MMC: Add/remove quirks conditional support Andrei Warkentin
2011-04-16 10:40 ` [patchv3 2/5] MMC: Use CMD23 for multiblock transfers when we can Andrei Warkentin
2011-04-17 17:23 ` Arnd Bergmann
2011-04-17 19:27 ` Andrei Warkentin
2011-04-19 3:44 ` Andrei Warkentin
2011-04-19 7:39 ` Arnd Bergmann
2011-04-19 15:18 ` Andrei Warkentin
2011-04-16 10:40 ` [patchv3 3/5] MMC: Implement MMC_CAP_CMD23 for SDHCI Andrei Warkentin
2011-04-16 10:40 ` [patchv3 4/5] MMC: Block CMD23 support for UHS104/SDXC cards Andrei Warkentin
2011-04-16 16:19 ` Nath, Arindam
2011-04-16 23:00 ` Andrei Warkentin
2011-04-16 23:38 ` [PATCH] " Andrei Warkentin
2011-04-16 10:40 ` [patchv3 5/5] MMC: SDHCI AutoCMD23 support Andrei Warkentin
2011-04-17 17:25 ` Arnd Bergmann
2011-04-17 19:31 ` Andrei Warkentin
2011-04-19 3:05 ` Andrei Warkentin
2011-04-19 3:19 ` Nath, Arindam
2011-04-19 3:32 ` Andrei Warkentin
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